/**
 * Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 * WSO2 Inc. licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
define(['lodash', './element', 'app/diagram-core/models/point'], function (_, DiagramElementView, Point) {

    var ConnectionPointView = DiagramElementView.extend(
    /** @lends ConnectionPointView.prototype */
    {
        /**
         * @augments DiagramElementView.View
         * @constructs
         * @class ConnectionPointView Represents the view for connection points in a diagram.
         * @param {Object} options Rendering options for the view
         */
        initialize: function (options) {
            DiagramElementView.prototype.initialize.call(this, options);
            this.model.on("connectionMade", this.onConnectionMade, this);
        },

        render: function (paperID) {
            DiagramElementView.prototype.render.call(this, paperID);
        },

        onConnectionMade: function (connection, x, y) {
            connection.point(this.getNextAvailableConnectionPoint(connection, x, y));
        },

        getNextAvailableConnectionPoint: function () {
            return new Point({x: 0, y: 0});
        }
    });

    return ConnectionPointView;
});

